The Attack on Pearl Harbor had all of the
following effects on America except

Correct answer is an increase of Japanese Americans joining the war.

Explanation:

Only third option is correct as the attack on Pearl Harbor produced animosity towards the Japanese Americans, and as much as 120 000 of them were sent to camps across United States.

This happened after Roosevelt signed Executive Order 9066.

Besides Japanese, Americans were afraid that Nazis were spread their influence.

in his book, the riddle of the rosetta stone, james giblin talks about how there was a young british polymath and physician named thomas young who made a lot of advances on the deciphering of the rosetta stone. he says that even though young made a lot of mistakes because he was working under false assumptions, he also made huge contributions like deciphering three out of the seven symbols (more than anyone else before him). young published his findings and continued his good work but he wasn't able to progress much further due to some unfavorable situations, he still laid the basis for many other scholars and of course for the man who has been generally known to have deciphered it, jean-françois champollion